National Stock Number
2840-00-545-2181
National Stock Number (NSN) 2840-00-545-2181, or NIIN 005452181, (duct,exhaust,aircraft gas turbin) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 1 stock number, 2840005681259.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 50343. [A CYLINDRICAL SHAPED ITEM DESIGNED TO DIRECT THE HOT GASES THAT ARE DISCHARGED FROM AN ENGINE, GAS TURBINE, AIRCRAFT. IT IS THE OUTER PORTION OF A DUCT AND CONE, EXHAUST, AIRCRAFT GAS TURBINE ENGINE. IT MAY BE ATTACHED DIRECTLY TO THE ENGINE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840005452181 does not contain precious metals.
This information was last updated on Jul 01, 2025.